单选题某轮船速12kn,顶流顺风航行,流速2kn,风使船增速1kn,则1h后船舶实际航程为()。A10nmileB11nmileC12nmileD13nmile

单选题
某轮船速12kn,顶流顺风航行,流速2kn,风使船增速1kn,则1h后船舶实际航程为()。
A

10nmile

B

11nmile

C

12nmile

D

13nmile


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